718 results about "Oil–water separator" patented technology

The utility model relates to the technical field of coal tar processing equipment, and discloses an oil-water separator for coal tar processing, which comprises a separation tank, the feeding mechanism is arranged at the upper end of the separation tank; the discharging mechanism is arranged at the lower end of the separation tank, the separation tank comprises a tank body, and an oil outlet is formed in one end of the inner side wall of the tank body. According to the oil-water separation tank, the auxiliary water and oil mixture mixing and layering structure is arranged, namely, the spiral flow guide cover is arranged at the top of the tank body and matched with the feeding end, so that a water and oil mixture entering the tank body and a chemical reagent capable of promoting oil-water separation can be discharged after being spirally guided by the spiral flow guide cover, and a stirring mechanism at the bottom of the tank body is matched; according to the oil-water separator, mixing of a chemical reagent and a water-oil mixture can be promoted, rotation of the stirring paddle is stopped after mixing, the water-oil mixture entering the tank body can be rapidly mixed and layered, heavy water in the water-oil mixture can rapidly sink to the bottom, light oil in the water-oil mixture can rapidly float on the water-oil mixture, and therefore rapid oil-water separation is achieved.

The utility model provides an n-hexane recovery system for a grain and oil leaching workshop, which comprises an oil mist purification spray tower, a heat exchanger, a first adsorption tower, a second adsorption tower, a third adsorption tower, a condenser, an oil-water separator, an n-hexane delivery pump and a negative pressure fan, the oil mist purification spray tower comprises a demisting section, an upper supporting grid plate, an upper spraying section, a middle supporting grid plate, a lower spraying section, a bottom supporting grid plate, a liquid collecting section and a spraying device from top to bottom, a gas outlet is formed in the top of the demisting section, a gas inlet is formed in one side of the liquid collecting section, the gas outlet is connected with the heat exchanger, and the spraying device is connected with the heat exchanger. An outlet of the heat exchanger is respectively connected with a first adsorption tower, a second adsorption tower and a third adsorption tower through pipelines, and the connecting bottoms of the first adsorption tower, the second adsorption tower and the third adsorption tower are respectively provided with pipelines connected with a condenser. The system disclosed by the utility model is high in normal hexane recovery rate, can simultaneously and continuously perform adsorption and desorption, can prevent oil mist in waste gas from influencing an adsorbent, and can stably and continuously operate for a long period.

The utility model discloses a kitchen oil-water separator, and belongs to the technical field of oil-water separation. The kitchen oil-water separator comprises a separation shell; the separation cavity is formed in the separation shell; the filter cartridge is fixedly connected to the side wall of the separation cavity; the pressing assembly is arranged on the top wall of the filter cartridge; the lifting groove is formed in the side wall of the separation cavity; the lifting plate is slidably connected to the side wall of the lifting groove. The lifting assembly is arranged in the lifting groove and used for driving the lifting plate to move in the vertical direction. The sliding groove is formed in the top wall of the lifting plate. The rotating gear is rotationally connected to the lifting plate; one end of the connecting hook is fixedly connected with the rotating gear, and the other end is slidably connected into the chute; the brush plate is clamped on the rotating gear; the driving assembly is arranged in the lifting plate; the stirring assembly is arranged on the bottom wall of the separation cavity; the oil outlet pipe is fixedly connected to the bottom wall of the separation cavity; the water outlet pipe is fixedly connected to the bottom wall of the separation cavity. The kitchen oil-water separator has the beneficial effect that the kitchen oil-water separator capable of automatically dredging the filtering holes is provided.

The utility model discloses an oil-gas-water three-phase separation device based on combination of various efficient internals, which comprises an oil-water separator, and the front end of the oil-water separator is connected with a gas-liquid cyclone separator; an oil-water rotational flow pre-separator, a baffling type coalescence filler module, a honeycomb inclined tube filler module and an overflow partition plate are sequentially arranged in the oil-water separator along the flowing direction of materials; a first oil-water rapid separation module is arranged above the oil-water cyclone preseparator; a second oil-water rapid separation module is arranged above the honeycomb inclined tube filler module, and a water phase outlet is formed below the honeycomb inclined tube filler module; an oil chamber is formed on one side, far away from the oil-water cyclone pre-separator, of the overflow partition plate, an oil phase outlet is formed in the bottom of the oil chamber, and a gas phase outlet is formed above the oil chamber. The oil-gas-water three-phase separation device fully utilizes centrifugal separation and coarse graining coalescence separation principles to quickly separate oil-gas-water three-phase substances in produced liquid, and has the advantages of high separation efficiency, small occupied space and the like.

The invention discloses a multiphase extraction and tail gas and wastewater treatment integrated device and a control method thereof. Comprising at least one set of small multiphase extraction unit connected with an extraction well, an agent box storing a solubilizing agent and an oxidizing agent, a resin adsorption tower, an oil-water separator, a photocatalytic reactor, an oil storage tank, a heating system used for heating the agent box and the oil-water separator and providing high-temperature steam for the resin adsorption tower, and a controller, wherein the medicament box is respectively connected with the extraction well and the photocatalytic reactor, the multiphase extraction unit comprises a gas-liquid separator, a water ring vacuum pump and a jet pump, the extracted gas-liquid mixture is subjected to gas-liquid separation through the gas-liquid separator, waste gas is conveyed to the resin adsorption tower through the water ring vacuum pump, and the resin adsorption tower is used for adsorbing the waste gas. Waste liquid and the extracted oil-water mixture are conveyed to the oil-water separator through the jet pump, waste water is conveyed to the photocatalytic reactor, and waste oil is conveyed to the oil storage tank. According to the invention, miniaturization is realized, and meanwhile, the stability and high efficiency of removal efficiency are effectively guaranteed.

The utility model provides a self-cleaning oil-water separator which comprises a box body and collecting barrels arranged on two sides of the box body, a sewage inlet pipe orifice is arranged at the upper end of the box body, a filter plate for filtering sewage is arranged in the box body, and a grease separation chamber is arranged at the lower end of the filter plate to separate grease. Side plates are elastically arranged on the two sides of the filter plate to seal the two sides of the filter plate and prevent oily wastewater from entering the deslagging channel, and when the scraper plate moves to the edge of the filter plate, the second sliding block pushes the first sliding block to move outwards, so that the side plates open the notches in advance, sundries and residues are guided into the deslagging channel, and the reciprocating motion of the scraper plate can effectively remove the sundries and residues on the filter plate; the sewage filtering efficiency is improved. The scraping plate is elastically arranged on the elastic pressing seat, hard contact between the scraping plate and the filter plate is avoided, the bottom of the scraping plate can be attached to the filter plate, and the scraping stability is improved.

The present invention belongs to the technical field of machining equipment, and specifically is a cutting fluid oil-water separation and filtration system, comprising a controller and a collecting box, a filter plate fixedly connected between the inner walls of the collecting box; the collecting box is connected to an oil-water separator through a water pump; an electric push rod is fixedly connected to the outer side of the collecting box; the piston rod of the electric push rod penetrates the collecting box and is fixedly connected to a push plate; the push plate is located above the filter plate; the area of ​​the bottom of the push plate is smaller than the area of ​​the top of the push plate; a waste box is fixedly connected to the collecting box; the waste box is away from the electric push rod and is provided with a feed port at a position corresponding to the push plate; the present invention facilitates the collection of chips by arranging a collecting box, prevents chips from accumulating in large quantities on the filter plate and causing clogging of the filter plate, improves the stability of the working process of the filtration system, prevents oil pollution from overflowing, reduces damage to the production environment, prevents the occurrence of safety accidents, reduces the impact of chips in the oil-water separation process, and improves the efficiency and effect of oil-water separation.

The utility model discloses a coal chemical phenolic wastewater extraction and solvent recovery system. The system comprises an extraction tower, a water tower, an oil-water separator, an extract separation tower, a water washing tower, an extract tank, a solvent circulating tank, a light oil tank and a crude phenol tank. By adding the water washing tower for washing, the content of phenol and homologues in crude phenol can be increased, and the content of neutral oil can be reduced, so that the crude phenol product meets the standard requirement; meanwhile, the quality of the recovered extraction solvent can be improved after water washing by the water washing tower, and impurities such as light oil in the extraction solvent can be removed in time, so that the extraction treatment effect of the wastewater can be improved, and the treatment load of a biochemical device can be reduced.

The utility model discloses a liquid level monitoring device of an oil-water separator, which obtains the distance between the internal liquid level of the oil-water separator and a top plate of the oil-water separator based on the monitoring device, and compares the distance between the internal liquid level of the oil-water separator and the top plate of the oil-water separator with a preset warning threshold value. Whether the interior of the oil-water separator is in a blocked state or not is judged, and the working states of the stay wire type displacement sensor and the adjusting device are further controlled according to the judgment result. In the whole monitoring process, an informatization technology is utilized, so that the change of the liquid level of the oil-water separator is changed from manual inspection to more accurate and more professional automatic monitoring, and the working efficiency is effectively improved. In addition, the position of the monitoring device in the oil-water separator is adjusted based on the adjusting device, so that liquid level change data can be monitored more accurately, space is vacated for subsequent oil stain cleaning, efficient construction is achieved, the oil stain cleaning working efficiency is further improved, and efficient operation of a project is promoted.

The utility model relates to the field of extraction equipment, in particular to a composite plant anti-allergy preparation device capable of fully stirring, which comprises an extraction tank, the top of the extraction tank is provided with a feeding port and a steam output port, the position of the extraction tank close to the bottom is provided with a steam outlet, and the steam outlet is communicated with a condensing device; the condensing device comprises a shell and tube condenser and a coil condenser; an output port of the coil type condenser is connected with an oil-water separator through a pipeline, an oil collector is arranged at the top of the oil-water separator, a liquid discharge port is formed in the bottom of the oil-water separator and connected with a return tank through a pipeline, and a discharge port of the return tank is communicated to input ports of the tubular condenser and the coil type condenser through pipelines; a stirring paddle is arranged in the extraction tank, the stirring paddle is rotatably mounted in the extraction tank, and the stirring paddle ascends and descends in the vertical direction while rotating. The purpose of the utility model is to effectively guarantee the quality of subsequent extraction of an extracting solution.

The invention relates to the technical field of oily sewage treatment, in particular to an oily sewage oil-water separation tank which comprises a tank body and an oil-water separator arranged in the tank body. The pool body is sequentially provided with a liquid inlet tank, a liquid separation tank, an overflow tank and a water storage tank in the water flow direction, the oil-water separator is arranged between the liquid inlet tank and the liquid separation tank, and the interior of the oil-water separator is composed of a plurality of partition plates to form a continuous flow channel. The oil-water separator sequentially comprises a horizontal separation section, a torsion reversing section and a vertical layering section, and a partition plate is arranged to be in a horizontal, inclined or vertical state in different sections according to structural requirements, so that oil drops are guided to gradually gather and float upwards, and effective oil-water separation is realized. The structure is compact, the separation efficiency is improved by utilizing the geometric design of the flow channel, the liquid flow direction is improved, and the liquid flow speed in the flow channel is improved. The oil-containing wastewater pretreatment or recycling system is suitable for industrial and environmental protection fields.

The invention discloses a preparation method for spraying a nickel-chromium-chromium carbide coating on the surface of a gas turbine part through high velocity oxy-fuel, and belongs to the technical field of preparation of the nickel-chromium-chromium carbide coating through thermal spraying. The preparation method comprises the following steps that preparation before spraying is conducted, and nickel-chromium-chromium carbide powder for thermal spraying is placed in a drying oven to be dried; cleaning is conducted, specifically, the spraying area and the adjacent area of the part are wiped and cleaned, and impurities such as oil stains are removed; protection before sand blasting is conducted, specifically, the non-sand-blasting surface and a small part of the spraying area of the part are protected through a high-temperature-resistant adhesive tape; a sand blowing machine is provided with a 0-0.6 MPa adjustable air pressure air source and is provided with an oil-water separator; spraying is conducted, specifically, a nickel-chromium-chromium carbide coating is sprayed through hypersonic flame; and cleaning is conducted, specifically, after spraying is completed, the spraying protection clamp and the adhesive tape are removed, and floating ash on the surface of the part is cleaned. The wear-resistant coating is prepared on the surface of the aero-engine and gas turbine part by adopting the process, a nickel-aluminum bottom layer does not need to be sprayed in advance, the quality is stable, and the production cost is reduced.

The utility model relates to the field of hydrometallurgy, in particular to a nickel sulfate solution deoiling device. Comprising a standing tank connected with a production process outlet end, one end of an oil removal device is connected with the standing tank, the other end of the oil removal device is connected with a resin adsorption column, the resin adsorption column is connected with a regeneration tank, and the regeneration tank is connected with a solution storage tank. According to the oil removal device arranged in the device, oil can be treated step by step according to different existing forms and physical properties of oil in nickel sulfate through internal fiber cotton filtration, resin adsorption and filter screen filtration, and compared with the prior art, the oil removal effect is better; the device is provided with the oil-water separator and the bag filter, so that the oil removal effect can be further improved, and impurities in the nickel sulfate solution can be separated.

The utility model discloses an oil-water separator with a filtering device, and relates to the field of oil-water separation equipment, the oil-water separator comprises a separation mechanism and a sedimentation mechanism, the separation mechanism comprises a treatment box, the oil-water separator is provided with an aeration mechanism, a water inlet bin receives and temporarily stores an oil-water mixture, it is ensured that the oil-water mixture uniformly flows into a subsequent separation bin, and the oil-water separation efficiency is improved. An aeration mechanism is arranged at the bottom of a partition plate of a water inlet bin, when gas is injected through an aeration opening, a large number of tiny bubbles are generated, the bubbles make contact with an oil-water mixture in the rising process, and the oil-water separation effect is improved. According to the present invention, the gas is introduced into the water inlet chamber, the adhesion action is utilized to carry tiny oil drops to float, such that the oil drop separation is accelerated, the separation time is shortened, the aeration mechanism ensures that the gas is uniformly dispersed in the water inlet chamber, and especially the wedge-shaped surface increases the contact area of the gas and the mixture, and improves the oil drop capturing efficiency.

The invention relates to the field of oil-water separators, and discloses an oil-containing waste liquid treatment device for aramid fiber production, the oil-containing waste liquid treatment device comprises a mounting box, a waste oil pool is arranged at the lower end of the mounting box, a steel belt is arranged on one side of the mounting box, and an oil removal assembly is arranged in front of the waste oil pool; the oil removal assembly mainly comprises first scrapers, sliding rods, a rotating roller, a water supply pipe and a nozzle, the first scrapers are arranged on the two sides of the steel belt, and the sliding rods are arranged on the two sides of the lower end of each first scraper. The cleaning effect can be enhanced, waste oil is prevented from flowing back to a waste liquid pool, oil blocks are prevented from entering a driving roller to interfere with running of a steel belt, fine oil blocks can be reduced, and the waste oil falling probability is further reduced; in addition, clear water is dripped on the surface of the steel strip to form thin ice, so that the steel strip can be quickly cooled by utilizing large specific heat capacity of water, and can be kept warm and slow down in temperature rise when the steel strip moves downwards.

The utility model belongs to the technical field of essence processing equipment, and particularly relates to an oil-water separator which comprises a separator shell and a driving motor, the driving motor is mounted on the upper side of the separator shell, and a liquid inlet pipe, an oil outlet valve and a water outlet valve are sequentially mounted on the separator shell. According to the oil-water separator and the rose essence processing equipment, when the capacitive interface sensor does not make contact with a grease layer, the driving motor is started through the controller, the output end of the driving motor drives the screw rod to rotate, the capacitive interface sensor and the flow guide pipe move downwards accordingly, and when the capacitive interface sensor makes contact with the grease layer, the flow guide pipe moves downwards; the output end of the driving motor stops rotating, at the moment, the through groove in the upper side of the flow guide pipe makes contact with the grease layer, the grease layer flows to the hose through the flow guide pipe, the flow guide pipe can move according to the grease layer, and the oil-water separator can conveniently and stably distribute essential oil of the rose liquid mixture.

The utility model discloses an efficient oil-water separator which comprises a box body, partition plates are arranged in the box body, the box body is divided into three grooves by the two partition plates, a separation groove is formed in the middle of the grooves, a feeding pipe is arranged in the separation groove, storage grooves are formed in the two sides of the separation groove, and a heating assembly is arranged at the bottom end of the separation groove. A liquid level sensor is arranged on the inner wall surface of the separation tank, a draw-off pump is arranged on the inner wall of the storage tank, a liquid level display screen is arranged on the surface of the box body, and a transparent observation window is arranged on the bottom side of the liquid level display screen. According to the efficient oil-water separator, the heating assembly is arranged to accelerate oil-water layering, meanwhile, the liquid level sensor is arranged to monitor the storage amount of water after layering, water can be accurately pumped into the storage tank to be stored according to the pumping speed of the draw-off pump, and the oil content in the separated water is reduced.

The invention discloses degreasing equipment of an air-floating oil-water separator. The degreasing equipment of the air-floating oil-water separator comprises a tank body, a tank cover, a cyclone and a bubble generator, a liquid collecting barrel is arranged in the tank body, and a guide plate which is spirally arranged inwards is arranged in the tank body; the guide plate is at least used for guiding the flowing direction of sewage; the flow guide part comprises a slag solidification part and an oil separation part; an oil scraping component is arranged on the tank cover corresponding to the oil separating part; the oil scraping assembly comprises a guide rail and a sliding assembly; the guide rail comprises an oil scraping part and a reset part, and the extension direction of the oil scraping part is collinear with the inner spiral line of the oil distribution part; the tank cover is correspondingly provided with a protruding block, the distance between the lower end and the higher end of the protruding block is 7-13 cm, the sliding assembly comprises an oil scraping plate, and the oil scraping plate can extend into an oil layer of the air floatation tank by at least 5 cm along with fluctuation of the protruding block. The degreasing equipment of the air-floating oil-water separator has the effect of improving the separation efficiency reduction caused by too long coexistence time of oil layers and water layers.

The utility model discloses a floating oil-scraping oil-water separator, which comprises a main body assembly, a box body, a control box, a rotating shaft, a gear, a chain and a flow guide plate, the control box is fixed on one side of the box body, the rotating shaft is arranged in the control box, the gear is fixed on the outer side of the rotating shaft, the chain is positioned on the outer side of the gear, and the flow guide plate is arranged in the box body. The guide plate is fixed in the box body; the oil scraping assembly is arranged in the box body and comprises an oil scraping piece, an adjusting piece and a rotating piece, the oil scraping piece is arranged in the box body, the adjusting piece is located on one side of the oil scraping piece, and the rotating piece is arranged in the adjusting piece. The oil scraping device has the advantages that due to the arrangement of the oil scraping assembly, the floating oil scraping efficiency can be improved, meanwhile, the height of contact with the water surface can be adjusted, and then the oil scraping device can adapt to oil concentration changes in different oil-water mixtures.

The present invention relates to the technical field of oil-water separation, and particularly discloses an oil-water separation system, which comprises: a submersible pump configured to pump oil-containing sewage; an inlet of the solid-liquid separator is communicated with an outlet of the submersible pump; the oil-water separation equipment comprises a mother pipe communicated with an oil-water outlet of the solid-liquid separator, a plurality of oil-water separation units and a connecting pipe, and each oil-water separation unit comprises a liquid inlet pipe, a first stop valve mounted on the liquid inlet pipe, an oil-water separator, a liquid outlet pipe and a second stop valve mounted on the liquid outlet pipe; inlets of the oil-water separators are communicated with an outlet of the main pipe through liquid inlet pipes, water outlets of the oil-water separators are communicated with the liquid outlet pipes, the connecting pipes are used for communicating two adjacent oil-water separators, and third stop valves are mounted on the connecting pipes. According to the oil-water separation system, the oil-water separation paths of the multiple water separation units are controlled, so that the separation requirements of different scenes can be met.

The utility model relates to the technical field of oil-water separation, in particular to a rotational flow oil-water separator which comprises a rotational flow oil-water separator body, an overflow pipe is arranged at the top end of the rotational flow oil-water separator body, a first flange plate is fixedly connected to the top end of the overflow pipe, and a second flange plate fixedly connected through a bolt is arranged at the top end of the first flange plate. According to the cyclone oil-water separator, through the arrangement of the overflow pipe, the connecting pipe, the conveying pipe, the heating layer, the fixing plate, the motor, the rotating shaft, the auger, the discharging pipe and other components, oil separated by the cyclone oil-water separator overflows into the conveying pipe through the overflow pipe and the connecting pipe, the rotating shaft is driven by the motor to rotate, and the auger is driven by the rotating shaft to rotate; petroleum is stably transported and conveyed through the packing auger, the heating layer can heat the petroleum when the packing auger conveys the petroleum, the petroleum is prevented from being solidified, the petroleum can be effectively prevented from blocking a pipeline under the action of the packing auger, compared with pumping of a water pump, the packing auger is more stable, the structure is simple, damage is not likely to happen, and maintenance is easy.

The utility model discloses a liquid level monitoring and warning device of an oil-water separator, which is characterized in that the distance between the internal liquid level of the oil-water separator and a top plate of the oil-water separator is obtained in real time based on a monitoring unit, so as to judge whether the inside of the oil-water separator is in a blocked state, and the whole monitoring and judging process utilizes an informatization technology. According to the oil-water separator liquid level monitoring device, the change of the liquid level of the oil-water separator is changed from manual inspection to more accurate and more professional automatic monitoring, meanwhile, the alarm device is combined, the automatic alarm effect is achieved when the oil-water separator is in a blocked state, the working efficiency is improved, and efficient operation of a project is promoted.

The invention relates to an underground oil-water separation multi-layer injection-production process pipe column with step-by-step setting and seal examining functions. The problems that an existing injection-production pipe column in the same well cannot be subjected to seal examination after setting, and effective setting cannot be achieved when the number of separation layers is large are mainly solved. The device is characterized in that the lower end of the extraction pump (12) is connected with a pipe column, the pipe column is connected with a plurality of delayed setting packers, the number of the delayed setting packers is the same as that of injection layers, the lower end of the pipe column is connected with an anchoring packer (6), and the water injection layer and the extraction layer are separated by the delayed setting packers and the anchoring packer (6); the injection pump (4) is located below the anchoring packer (6), and the oil-water separator (2) is arranged on the lower portion of the injection pump (4). In the construction process of the underground oil-water separation multi-layer injection-production process pipe column with the step-by-step setting and seal examining functions, step-by-step setting and seal examining can be achieved on the packing pipe column according to process requirements, and it is guaranteed that the injection-production process of the same well is reliably achieved.

The invention discloses a low-temperature degreasing system for coating pretreatment, and belongs to the field of purification and reutilization of degreasing fluid for automobile coating pretreatment. The coating pretreatment low-temperature degreasing system comprises a degreasing tank provided with a workpiece inlet end A and a workpiece outlet end B; the heating module is arranged at the bottom of the degreasing tank and is used for heating the degreasing fluid in the degreasing tank; the first hydrodynamic cavitation module is connected with the degreasing tank; the heating demulsification oil-water separator is connected with the degreasing tank; and the second hydrodynamic cavitation module is connected with the heating demulsification oil-water separator. According to the coating pretreatment low-temperature degreasing system and method, the heating demulsification technology and the hydrodynamic cavitation technology are combined for use, and the better degreasing and oil removing effect can be achieved under the condition that the temperature is lower than the temperature of traditional high-temperature heating demulsification; under the condition that the working temperature of the degreasing tank is reduced, the degreasing fluid can keep the same cleaning capacity; therefore, energy consumption is saved, and the degreasing tank liquid replacement period is prolonged.

The invention discloses an oil-water separation method and device for dementholized peppermint oil extraction, an oil-water separation device is used for separating a mixture, dementholized peppermint oil floats at the upper part of the outer layer of the oil-water separation device, and water is at the lower part of the outer layer of the oil-water separation device; a solution with the same volume as the dementholized peppermint oil in the mixture is injected into the outer layer, so that the dementholized peppermint oil floating on the upper part of the outer layer of the oil-water separation device overflows and enters the upper part of the inner layer of the oil-water separation device for extracting the dementholized peppermint oil; according to the designed oil-water separation device, after separation is completed, the lifting assembly can guide separated dementholized peppermint oil to the collection container, and manual intervention is not needed. According to the oil-water separation device, the tedious operation that oil needs to be manually transferred after separation is finished each time is avoided, the separation efficiency and the working stability are improved, especially during mass production, the frequency of manual operation is reduced, the oil-water separation process can be continuously carried out, time can be effectively saved, and the working efficiency is improved.

The present invention belongs to the technical field of waste gas treatment, and provides a waste gas treatment device for simulation test based on gasoline oil sample and a method thereof, wherein a waste gas treatment device for simulation test based on gasoline oil sample comprises a box body, an air inlet is arranged on the front side of the box body, and an air outlet is arranged on the back side of the box body; in the present invention, a condensation system composed of a compressor, a radiator, a capillary tube, a drying filter and a condensation box cooperates with each other to liquefy part of the gas inside the condensation box into liquid, and the waste liquid converted from the waste gas flows into a waste liquid recovery bottle through a waste liquid outflow port for unified recovery, and part of the waste gas that has not been converted into liquid is separated three times by three oil-water separators, and then filtered twice by two activated carbon filters to obtain fully filtered gas that meets the standards, and then released into the air through the outlet, so that the treated gas is not easy to pollute the air.

The invention discloses an extractive distillation dehydration separation method of an isopropanol and water azeotropic system, and relates to the field of distillation dehydration. According to the method, an azeotropic entrainer methyl cyclohexane is added into a rectifying tower, the azeotropic entrainer methyl cyclohexane can be mixed with raw materials and can also be added at a position higher than a feeding position in the tower, and the azeotropic entrainer methyl cyclohexane and water form a new low-boiling-point azeotrope. According to the characteristics that an azeotrope formed by methylcyclohexane and water is an unstable azeotrope and the intersolubility of methylcyclohexane and water is low at normal temperature, a tower top reflux tank can be set as an oil-water separator to separate oil-phase methylcyclohexane and water in a water phase, the oil-phase methylcyclohexane is used as an azeotropic entrainer to flow back into the tower, the water is discharged as waste liquid, and the azeotrope is recycled. Therefore, the isopropanol is separated from the water to obtain the high-purity isopropanol. The method has the advantages of simple process, low energy consumption, high product purity, environment-friendly azeotropic entrainer and the like, and is suitable for large-scale industrial production.

The utility model discloses an efficient automatic oil-water separator for chemical industry, which comprises an air floating box, track boxes are arranged on two sides of the upper surface of the air floating box along the length direction of the air floating box, driving mechanisms are assembled on the track boxes, an oil storage box is assembled at one end of the air floating box, and a square pipe is connected between the driving mechanisms on two sides of the upper surface of the air floating box. The scraper blade is installed on the lower surface of the square pipe, the whole scraper blade is of a dustpan-shaped structure, the scraper blade is obliquely installed on the square pipe, thin grooves are evenly formed in the upper surface of the scraper blade, a round hole is formed in the rear end of the scraper blade and communicated with the thin grooves, the outer surface of the round hole is connected with an air suction pipe, and the tail end of the air suction pipe is externally connected with an air suction pump. The oil layer can be collected in advance by utilizing the capillary phenomenon, so that the oil layer is collected for the first time when the oil layer is scraped by the scraping plate, and the remaining oil is pushed into the oil storage box by the scraping plate to be collected for the second time.

The invention discloses a five-axis numerical control cutter grinding machine which comprises a base, a grinding wheel, a driving device, a driving device and a control device. The grinding machine main body is fixedly mounted on the base and is positioned in the protective cover; the multi-stage filtering system is mounted in the waste liquid treatment tank and comprises a magnetic separation mechanism, a vortex separator, a bag type filter and an oil-water separator which are connected in sequence; wherein the magnetic separation mechanism comprises a first fixed plate and a second fixed plate, and the first fixed plate and the second fixed plate are respectively and fixedly arranged in the waste liquid treatment tank; the supporting cylinders are fixedly mounted between the first fixing plate and the second fixing plate; the rotating cylinder is annular and is rotatably arranged in the supporting cylinder, and a plurality of deflection grooves which are uniformly distributed in the circumferential direction are formed in the inner side of the rotating cylinder in the axial direction; and the separation plate is rotationally arranged in the deflection groove, and the two side faces of the separation plate are attached to the two ends of the deflection groove in a sealed mode.

The invention discloses a biodiesel filtering system and method and a mining excavator, and the system comprises a filling pipeline which is connected between a refueling vehicle and a vehicle oil tank, and is provided with a diesel coarse filter; the filtering pipeline comprises a first pipeline and a second pipeline, the first pipeline is connected between a vehicle oil tank and an engine, an oil-water separator, a fuel oil primary refined filter, a fuel oil water-containing sensor and a three-way electromagnetic valve are sequentially installed on the first pipeline, the second pipeline is connected between the three-way electromagnetic valve and the engine in parallel, and a fuel oil secondary refined filter is installed on the second pipeline; the oil-water separator comprises a fuel lift pump, a water level sensor and a water discharge electromagnetic valve; and the vehicle control unit is respectively connected with the water level sensor, the water discharge electromagnetic valve, the fuel oil water content sensor, the three-way electromagnetic valve and the instrument. According to the invention, real-time and accurate detection of the water content of the biodiesel is realized, the filtering level of refined filtration of the biodiesel can be adjusted in time, and the quality of the biodiesel entering an engine is accurately controlled.